Polish-born businesswoman (1870–1965) who launched a multimillion-dollar cosmetics empire. TLS, one page, 7.25 x 10.5, personal letterhead, August 1, 1941. Rubinstein appreciatively responds to an admirer, in full: “Thank you very much for your letter. I enjoyed reading it and am happy to learn that you agree with me regarding the importance of better grooming for men. I am hoping to do a great deal more in this field from now on and shall always welcome any suggestions or comments you may have to offer.” In fine condition, with light creasing, and a horizontal mailing fold slightly passing through a single letter of the bold signature. RRAuction COA.